| Model | OSSBW545 | OSSBW820 | OSSBW1200 | ||
| W.L.L | Lifting | kg | 270 | 410 | 600 |
| Pulling | 545 | 820 | 1200 | ||
| Test Load | kg | 800 | 1230 | 1800 | |
| Gear Ratio | 4.2:1 | 5:1 | 10:1 | ||
| Dimensions mm | A | 156 | 203 | 216 | |
| B | 184 | 256 | 293 | ||
| C | 88 | 107 | 127 | ||
| D | 210 | 319 | 319 | ||
| E | 27 | 27 | 27 | ||
| F | 272 | 283 | 305 | ||
| G | 51 | 60 | 63 | ||
| H | 109 | 109 | 109 | ||
| Net weight | kg | 3.7 | 7.7 | 10.1 | |
| Volume | cm | 16x16x22 | 35x20x23 | 35x24x24 | |
| Capacity | Drum Dia. | Max. Rope | Handle Turns to | Brake Type | Handle Length | Effort to Lift Rates | Weight |
| tonnes | mm | Capacity | Lift 1mm | mm | Load kg | kg | |
| 0.5 | 102 | 27.5m x 8mm W/R | 21.5 | Automatic braking system No free wheeling under load. | 305 | 16 | 23 |
| 1 | 140 | 40m x 13mm W/R | 53 | Automatic braking system No free wheeling under load. | 235 | 16 | 45 |